Seiko Cal. 7040 - 457

Released in 1985, the Cal. 7040 with design code 457 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-92309da9dcc7]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1985

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